OLIMEX© 2015
OLIMEXINO-5510 user's manual
6.6.7 HW_SCL/SW_SCL and HW_SDA/SW_SDA
Note these jumpers must be moved together!
They configure either hardware or software SPI on the UEXT.
The default position is set for software SPI – SW_SCL SW_SDA closed.
6.7 Additional hardware components
The components below are mounted on OLIMEXINO-5510 but are not discussed above. They are
listed here for completeness:
Reset button –
used for hardware reset of the board
BUT
– general purpose button
USB_BSL –
used for starting the MSP430 bootstrap loader
Battery recharge circuit
Battery sense circuit on processor pin 25
LED1 (Green) – pin 26 + Power LED (Red)
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